WAMSDO 2013 - Workshop on Accelerator Magnet, Superconductor, Design and Optimization - 15-16 January, Bldg. 6/2-024
from
Tuesday 15 January 2013 (09:00)
to
Wednesday 16 January 2013 (17:00)
Monday 14 January 2013
Tuesday 15 January 2013
09:00
Welcome
-
Gijs De Rijk
(
CERN
)
Welcome
Gijs De Rijk
(
CERN
)
09:00 - 09:15
09:15
Quench 101
-
Luca Bottura
(
CERN
)
Quench 101
Luca Bottura
(
CERN
)
09:15 - 10:15
basics of quench thermal, electric and hydraulic phenomena. Physic models and their nature. Hot-spot, effect of cooling, helium flows. Voltages. Temperature gradients and thermal stresses. Propagation. Protection strategies depending on magnet size - scalings.
10:15
coffee break
coffee break
10:15 - 10:30
10:30
Quench protection for the LHC
-
Arjan Verweij
(
CERN
)
Quench protection for the LHC
Arjan Verweij
(
CERN
)
10:30 - 11:30
Quenches experienced, natural (training), induced (beam), triggered (QH discharge) during operation. Quench propagation in the string. Quench protection in the machine vs. test benches (threshold, filters, etc.). Preventive thresholds (BLM) and related issues.
11:30
Quench limits in the next generation of magnets
-
Ezio Todesco
(
CERN
)
Quench limits in the next generation of magnets
Ezio Todesco
(
CERN
)
11:30 - 12:15
What are the physical limits and how close to those limits should a magnet be during quenching, what will the new magnets in LHC require from QD+P point of view ?
12:15
New ideas on quench detection and protection
-
Gijs De Rijk
(
CERN
)
Luca Bottura
(
CERN
)
New ideas on quench detection and protection
Gijs De Rijk
(
CERN
)
Luca Bottura
(
CERN
)
12:15 - 12:45
12:45
lunch break
lunch break
12:45 - 14:00
14:00
Modelling quenches - a review of the tools
-
Helene Felice
(
Lawrence Berkeley National Lab. (LBNL)
)
Modelling quenches - a review of the tools
Helene Felice
(
Lawrence Berkeley National Lab. (LBNL)
)
14:00 - 14:30
physics, programming, validation, distribution and availability
14:30
Quench in HTS magnets
-
Justin Schwartz
(
North Carolina State University
)
Quench in HTS magnets
Justin Schwartz
(
North Carolina State University
)
14:30 - 15:00
physics and issues. State-of-the-art
15:00
coffee break
coffee break
15:00 - 15:30
15:30
Topic 1: Heat transfer and quench propagation from quench heaters
-
Tiina Salmi
(
Lawrence Berkeley National Laboratory
)
Topic 1: Heat transfer and quench propagation from quench heaters
Tiina Salmi
(
Lawrence Berkeley National Laboratory
)
15:30 - 16:00
modeling, issues, limits, ideas
16:00
Topic 2: Detecting mechanical vibrations in superconducting magnets for quench detection and diagnostics
-
Maxim Marchevsky
(
LBNL
)
Topic 2: Detecting mechanical vibrations in superconducting magnets for quench detection and diagnostics
Maxim Marchevsky
(
LBNL
)
16:00 - 16:20
16:20
Topic 3: Propagation speed
-
Herman Ten Kate
(
CERN
)
Topic 3: Propagation speed
Herman Ten Kate
(
CERN
)
16:20 - 16:40
adiabatic, cooled, transverse, LTS, HTS, helium mediated - (some of this could also be in the first talk on basic quench theory)
16:40
Topic 5: Considerations on Quenching HTS Coils
-
Matthieu Dalban-Canassy
(
Florida State University
)
Topic 5: Considerations on Quenching HTS Coils
Matthieu Dalban-Canassy
(
Florida State University
)
16:40 - 17:10
19:30
Social Dinner
Social Dinner
19:30 - 22:30
Wednesday 16 January 2013
09:00
Case study 1: Models and experimental results from the HQ-LQ and QXF
-
Giorgio Ambrosio
(
Fermilab
)
Case study 1: Models and experimental results from the HQ-LQ and QXF
Giorgio Ambrosio
(
Fermilab
)
09:00 - 09:20
09:20
Case study 2: Models and experimental results from the 11 T DS Nb3Sn dipole
-
Guram Chlachidze
(
Fermilab
)
Case study 2: Models and experimental results from the 11 T DS Nb3Sn dipole
Guram Chlachidze
(
Fermilab
)
09:20 - 09:40
09:40
Case study 3: Models and experimental results from the wide aperture Nb-Ti magnets MQXC, D1 and Q4
-
Glyn Kirby
(
CERN
)
Case study 3: Models and experimental results from the wide aperture Nb-Ti magnets MQXC, D1 and Q4
Glyn Kirby
(
CERN
)
09:40 - 10:00
10:00
Case study 4: Quench analysis for the HD program
Case study 4: Quench analysis for the HD program
10:00 - 10:20
10:20
coffee break
coffee break
10:20 - 10:50
10:50
Case study 5: Protection of Fresca2
-
Philippe Fazilleau
(
DAPNIA
)
Case study 5: Protection of Fresca2
Philippe Fazilleau
(
DAPNIA
)
10:50 - 11:10
11:10
Case study 6: Protection of insert-outsert combined magnets
-
Antti Aleksis Stenvall
(
Tampere University of Technology
)
Case study 6: Protection of insert-outsert combined magnets
Antti Aleksis Stenvall
(
Tampere University of Technology
)
11:10 - 11:30
11:30
Case study 7: Radiation damage effects on RRR
-
Rene Flukiger
(
Florida State University (US)
)
Case study 7: Radiation damage effects on RRR
Rene Flukiger
(
Florida State University (US)
)
11:30 - 11:50
11:50
discussion, what are the actions we need ?
discussion, what are the actions we need ?
11:50 - 12:30
12:30
closing of the workshop
-
Gijs De Rijk
(
CERN
)
closing of the workshop
Gijs De Rijk
(
CERN
)
12:30 - 12:35
12:35
lunch break
lunch break
12:35 - 14:00